substitution request - Alliance Construction Solutions

PART 1 - GENERAL
1.1 RELATED DOCUMENTS
Project No.: 10145
550 15 th Street Dual Brand Hotel
03/16/2012
SECTION 238416
MECHANICAL DEHUMIDIFICATION UNITS
A. Drawings and general provisions of the Contract, including General and Supplementary
Conditions and Division 01 Specification Sections, apply to this Section.
1.2 Description
A. Furnish and install, as shown in plans and schedule and as specified herein, an indoor swimming
pool heat pump dehumidification system with air-to-water and air-to-air heat recovery. The unit
shall be completely factory-assembled, including all internal piping and control wiring. The
system shall include a compressor, a pool water condenser, an evaporator coil, an air side
condenser reheat coil, a circulating fan, and a micro-processor based control system.
B. Units shall be manufactured and tested in the U.S.A. and listed by and carry the label of ETL.
1.3 Intent
A. It is the intent of this Section of the specifications to provide a complete and operable natatorium
dehumidification system as shown and scheduled on the plans.
1.4 SUMMARY
A. Section includes packaged, factory-assembled and -tested, refrigerant-type, mechanical
dehumidification units designed for indoor installation.
1.5 PERFORMANCE REQUIREMENTS
A. Seismic Performance: Dehumidification units shall withstand the effects of earthquake motions
determined according to ASCE/SEI 7.
1. The term "withstand" means "the unit will remain in place without separation of any parts
from the device when subjected to the seismic forces specified."
1.6 ACTION SUBMITTALS
A. Product Data: For each dehumidification unit indicated. Include rated capacities, operating
characteristics, electrical characteristics, and furnished specialties and accessories.
B. Shop Drawings: For each dehumidification unit indicated. Include plans, elevations, sections,
details, and attachments to other work.
23 8416 - 1 MECHANICAL DEHUMIDIFICATION
UNITS